/* "THE CODE"
   DESIGN LANGUAGE: INDUSTRIAL BRUTALISM v2.5
   SHARED CORE STYLES
*/

:root {
    /* PALETTE */
    --hex-accent: #0033FF;
    --gradient-blue: linear-gradient(135deg, #0033FF 0%, #00C6FF 100%);
    --hex-black: #111111;
    --hex-concrete: #F2F2F2;
    --hex-white: #FFFFFF;
    --hex-grid: #DCDCDC;

    /* THE PATTERN: OFF-WHITE INSPIRED STRIPES */
    --hazard-stripe: repeating-linear-gradient(135deg,
            #111111,
            #111111 10px,
            #ffffff 10px,
            #ffffff 20px);

    /* TYPOGRAPHY */
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;

    /* VARIABLES */
    --border-width: 1px;
    --safe-area-bottom: env(safe-area-inset-bottom);
}

html {
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    background-color: var(--hex-concrete);
    color: var(--hex-black);
    line-height: 1.4;
    overflow-x: hidden;
    font-weight: 500;
    padding-bottom: calc(60px + var(--safe-area-bottom));
}

/* ACCESSIBILITY: Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--hex-black);
    color: var(--hex-white);
    padding: 8px 16px;
    z-index: 10000;
    transition: top 0.3s;
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.skip-link:focus {
    top: 0;
}

/* ACCESSIBILITY: Focus Indicators */
:focus-visible {
    outline: 3px solid var(--hex-accent);
    outline-offset: 2px;
}

* {
    -webkit-tap-highlight-color: transparent;
}

/* UTILITY */
.uppercase {
    text-transform: uppercase;
}

.bold {
    font-weight: 700;
}

.scroll-hint {
    display: none;
    text-align: right;
    font-size: 0.7rem;
    color: var(--hex-accent);
    margin-bottom: 0.5rem;
    font-family: monospace;
    text-transform: uppercase;
    font-weight: 700;
    animation: pulse-hint 2s infinite;
}

@keyframes pulse-hint {
    0%,
    100% {
        opacity: 1;
        transform: translateX(0);
    }

    50% {
        opacity: 0.5;
        transform: translateX(5px);
    }
}

/* SEO: Hidden but crawlable content */
.seo-hidden {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* NAVIGATION - "THE HEADER" */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--hex-white);
    z-index: 1000;
    border-bottom: 2px solid var(--hex-black);
    padding: 0;
}

.nav-container {
    max-width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    height: 60px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--hex-white);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: -1px;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    background: var(--gradient-blue);
    border-right: 2px solid var(--hex-black);
    position: relative;
}

.nav-logo::after {
    content: "\2122";
    font-size: 0.4em;
    position: relative;
    top: -0.6em;
    margin-left: 2px;
    line-height: 0;
    vertical-align: baseline;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    align-items: stretch;
    flex-grow: 1;
    justify-content: flex-end;
}

.nav-menu li {
    display: flex;
    align-items: stretch;
}

.nav-link {
    text-decoration: none;
    color: var(--hex-black);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    border-left: 1px solid var(--hex-grid);
    position: relative;
    transition: all 0.2s;
}

@media (hover: hover) {
    .nav-link:hover {
        background: var(--hazard-stripe);
        color: var(--hex-white);
        text-shadow: 2px 2px 0 #000;
    }
}

.nav-link.active {
    text-decoration: line-through;
}

.nav-cta {
    background: var(--hex-black);
    color: var(--hex-white);
    padding: 0 2rem;
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    border-left: 2px solid var(--hex-black);
}

.nav-cta::before,
.nav-cta::after {
    content: none;
}

@media (hover: hover) {
    .nav-cta:hover {
        background: var(--gradient-blue);
        color: var(--hex-white);
    }
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--hex-black);
    cursor: pointer;
    padding: 0 1.5rem;
    min-width: 60px;
    outline: none;
}

/* LAYOUT */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
    width: 100%;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    text-transform: uppercase;
    text-align: center;
    padding-top: 4rem;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    font-family: monospace;
    text-transform: uppercase;
    margin-bottom: 3rem;
    color: #666;
    font-size: 0.9rem;
}

/* PAGE HEADER (shared on all sub-pages) */
.page-header {
    padding: 60px 0 0;
    background: linear-gradient(90deg, var(--hex-grid) 1px, transparent 1px) 0 0, linear-gradient(180deg, var(--hex-grid) 1px, transparent 1px) 0 0;
    background-size: 40px 40px;
    background-color: var(--hex-concrete);
    position: relative;
    overflow: hidden;
}

.page-header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 20px;
    position: relative;
    z-index: 2;
}

.page-header-box {
    text-align: center;
    border: 2px solid var(--hex-black);
    padding: 3rem 4rem;
    background: var(--hex-white);
    box-shadow: 15px 15px 0px var(--hex-black);
}

.page-title {
    font-size: clamp(2rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
    letter-spacing: -2px;
    color: var(--hex-black);
    margin-bottom: 1rem;
}

.page-title span {
    background: var(--gradient-blue);
    background-clip: text; -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.page-subtitle {
    font-family: 'Courier New', Courier, monospace;
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    text-transform: uppercase;
    background: var(--hex-black);
    color: var(--hex-white);
    display: inline-block;
    padding: 5px 8px;
}

/* CTA BUTTONS */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-blue);
    color: var(--hex-white);
    padding: 1rem 2rem;
    text-decoration: none;
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.9rem;
    border: 2px solid var(--hex-black);
    margin: 0.5rem;
    transition: all 0.1s;
    position: relative;
    white-space: nowrap;
    cursor: pointer;
}

@media (hover: hover) {
    .cta-button:hover {
        transform: translate(4px, 4px);
        box-shadow: -4px -4px 0 var(--hex-black);
    }
}

.cta-secondary {
    background: transparent;
    color: var(--hex-black);
}

@media (hover: hover) {
    .cta-secondary:hover {
        background: var(--hazard-stripe);
        color: var(--hex-white);
        text-shadow: 2px 2px 0 #000;
        border-color: var(--hex-black);
    }
}

.cta-secondary:active {
    background: #e0e0e0;
}

/* CTA SECTION */
.cta-section {
    background: var(--hex-black);
    color: var(--hex-white);
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 3rem;
    text-transform: uppercase;
    font-weight: 900;
    margin-bottom: 2rem;
}

.cta-box {
    border: 1px solid white;
    padding: 2rem;
    display: inline-block;
}

/* FAQ SECTION */
.faq-section {
    scroll-margin-top: 80px;
    padding-bottom: 4rem;
}

.faq-item {
    border: 2px solid var(--hex-black);
    margin-bottom: -2px;
}

.faq-question {
    width: 100%;
    background: var(--hex-white);
    border: none;
    padding: 1.5rem 2rem;
    text-align: left;
    font-size: 1rem;
    font-weight: 800;
    color: var(--hex-black);
    text-transform: uppercase;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-main);
    transition: all 0.2s;
}

@media (hover: hover) {
    .faq-question:hover {
        background: var(--hex-concrete);
    }
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--hex-accent);
    transition: transform 0.2s;
}

.faq-item.active .faq-question::after {
    content: "\2212";
}

.faq-answer {
    display: none;
    padding: 0 2rem 1.5rem;
    background: #f9f9f9;
    font-family: monospace;
    color: #555;
    line-height: 1.7;
    font-size: 0.95rem;
    border-top: 1px solid var(--hex-grid);
}

.faq-item.active .faq-answer {
    display: block;
    padding-top: 1.5rem;
}

/* FOOTER - "THE DISCLAIMER" */
.footer {
    background: var(--hex-black);
    color: var(--hex-white);
    padding: 4rem 0 6rem;
    border-top: 10px solid;
    border-image: var(--gradient-blue) 1;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer h4 {
    font-size: 1.2rem;
    text-transform: uppercase;
    border-bottom: 1px solid #555;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
    background: var(--gradient-blue);
    background-clip: text; -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.footer-links {
    list-style: none;
    font-family: monospace;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    text-transform: uppercase;
}

.footer-links a:hover {
    color: var(--hex-white);
    text-decoration: underline;
}

.google-btn {
    border: 1px solid var(--hex-black);
    padding: 1rem 2rem;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--hex-black);
    font-weight: 700;
    text-transform: uppercase;
    background: var(--hex-white);
}

.copyright {
    text-align: left;
    font-family: monospace;
    color: #555;
    font-size: 0.7rem;
    border-top: 1px solid #333;
    padding-top: 2rem;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .scroll-hint {
        animation: none;
    }
}

/* MOBILE SPECIFIC OVERRIDES */
@media (max-width: 768px) {
    .scroll-hint {
        display: block;
    }

    .navbar {
        background: transparent;
        border-bottom: none;
    }

    .nav-logo {
        display: none;
    }

    .nav-container {
        justify-content: flex-end;
    }

    .mobile-menu-toggle {
        display: block;
        background: transparent;
        border: none;
        font-size: 2rem;
        padding: 1rem 1.5rem;
        color: var(--hex-black);
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--hex-white);
        border-top: 2px solid var(--hex-black);
        border-bottom: 2px solid var(--hex-black);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-link {
        padding: 1.5rem;
        border-left: none;
        border-bottom: 1px solid #eee;
        min-height: 48px;
    }

    .nav-cta {
        padding: 1.5rem;
        justify-content: center;
        border-left: none;
        min-height: 48px;
    }

    .page-header-box {
        padding: 1.5rem 1rem;
        box-shadow: 6px 6px 0 var(--hex-black);
    }

    .page-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
        letter-spacing: -1px;
    }

    .page-subtitle {
        font-size: clamp(0.65rem, 2.5vw, 0.85rem);
        word-break: break-word;
        padding: 4px 6px;
    }

    .page-header::before {
        display: none;
    }

    .page-header-content {
        padding: 2.5rem 12px;
    }

    .section-title {
        padding-top: 2rem;
        margin-bottom: 0;
    }

    .section-subtitle {
        margin-bottom: 2rem;
    }

    .container {
        padding: 0 12px;
    }

    .cta-section h2 {
        font-size: 2rem;
    }

    .cta-button {
        width: 100%;
        margin: 0.5rem 0;
    }

    .cta-box {
        padding: 1.5rem;
        display: block;
    }

    .faq-question {
        font-size: 0.9rem;
        padding: 1rem 1.2rem;
        min-height: 48px;
    }

    .faq-answer {
        padding: 0 1.2rem 1rem;
        font-size: 0.85rem;
    }

    .footer {
        padding: 3rem 0 5rem;
    }

    .footer-grid {
        gap: 2rem;
        grid-template-columns: 1fr 1fr;
    }

    .footer-links a {
        display: inline-block;
        padding: 0.4rem 0;
        min-height: 44px;
        line-height: 2.2;
    }

    .copyright {
        font-size: 0.7rem;
    }
}

/* EXTRA SMALL SCREENS */
@media (max-width: 400px) {
    .page-header-box {
        padding: 1.2rem 0.75rem;
        box-shadow: 4px 4px 0 var(--hex-black);
    }

    .page-title {
        font-size: clamp(1.5rem, 8vw, 2rem);
    }

    .page-subtitle {
        font-size: 0.6rem;
        letter-spacing: 0;
    }

    .section-title {
        font-size: clamp(1.3rem, 6vw, 1.8rem);
    }

    .container {
        padding: 0 8px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* ANIMATIONS */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: appear 0.5s ease forwards;
}

@keyframes appear {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* SCROLL BAR */
::-webkit-scrollbar {
    width: 10px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--hex-concrete);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-blue);
    border-radius: 3px;
}